
Is it warm enough to swim in Lac-Megantic in October? Average water temperature in Lac-Megantic in October is 9.4°C and therefore is not suitable for comfortable swimming. The warmest water in Lac-Megantic in October is 16°C, and the coldest is 4°C. To find out the water temperature today and in the coming days, go to Current water temperature in Lac-Megantic
To get an accurate forecast for the water temperature in Lac-Megantic for any chosen month, compare two years within a 10 year range using the chart below.
| Day | 2025 | 2024 |
|---|---|---|
| 1 October | 11°C | 13°C |
| 2 October | 12°C | 13°C |
| 3 October | 12°C | 13°C |
| 4 October | 12°C | 13°C |
| 5 October | 13°C | 12°C |
| 6 October | 14°C | 11°C |
| 7 October | 13°C | 10°C |
| 8 October | 12°C | 9°C |
| 9 October | 11°C | 8°C |
| 10 October | 11°C | 8°C |
| 11 October | 9°C | 7°C |
| 12 October | 8°C | 6°C |
| 13 October | 7°C | 5°C |
| 14 October | 7°C | 4°C |
| 15 October | 7°C | 4°C |
| Day | 2025 | 2024 |
|---|---|---|
| 16 October | 7°C | 4°C |
| 17 October | 7°C | 4°C |
| 18 October | 8°C | 5°C |
| 19 October | 7°C | 6°C |
| 20 October | 8°C | 8°C |
| 21 October | 8°C | 10°C |
| 22 October | 8°C | 10°C |
| 23 October | 8°C | 11°C |
| 24 October | 7°C | 11°C |
| 25 October | 7°C | 9°C |
| 26 October | 5°C | 7°C |
| 27 October | 4°C | 5°C |
| 28 October | 4°C | 4°C |
| 29 October | 4°C | 5°C |
| 30 October | 4°C | 6°C |
| 31 October | 4°C | 5°C |
You can also view information about water temperature for other months by clicking on the month button below